Several possibilities:
The collective nouns are:a sheaf of wheata sheaf of corna sheaf of graina sheaf of papersa sheaf of arrows
A bundle of wheat is called a sheaf. The plural is sheaves.
sheaf
The collective noun is a sheaf of cornstalks.
The noun sheaf is a singular, common, concrete noun; a word for stems of grain that have been cut and tied together; a large number of pieces of paper that are kept together; a word for a thing. The noun sheaf is also used as a collective noun for a sheaf of corn, a sheaf of wheat, a sheaf of paper, a sheaf of arrows.
Collective nouns for corn are:a field of corna bushel of corna sheaf of corna stalk of corna row of cornan ear of corn
Some collective nouns for corn are a stalk of corn or a bushel of corn.
ears of corn
Ah, what a lovely question! A group of corn plants is called a "stand" or a "patch." Just imagine all those beautiful corn plants swaying gently in the breeze, standing tall together. It's truly a sight to behold!
There were lovely red on the Holly trees
It is called a sheaf of corn. The preparation of corn sheaves makes ready for the haywain (cart) to be loaded for a trip to the corn stack in the barn. There are many "pubs" called The Wheatsheaf".
Since there are different meanings to the word corn, different meanings may not fit what you mean. Bunion or callous can mean corn. And those are much less appetizing than maize, another word for a different kind of corn